<?php

/**
 * Plugin from smarty project and adapted for jtpl.
 *
 * @copyright  2001-2003 ispi of Lincoln, Inc.
 *
 * @link http://smarty.php.net/
 * @link http://jelix.org/
 * @licence    GNU Lesser General Public Licence see LICENCE file or http://www.gnu.org/licenses/lgpl.html
 */

/**
 * modifier plugin : count the number of sentences in a text.
 *
 * <pre>{$mytext|count_sentences}</pre>
 *
 * @param string $string
 *
 * @return int
 */
function jtpl_modifier_common_count_sentences($string)
{
    // find periods with a word before but not after.
    return preg_match_all('/[^\s]\.(?!\w)/', $string, $match);
}
